Because it’s doubtful her internship brought her anywhere near Harvey Weinstein and even if it had, Weinstein would know better than to dare try anything with an ex-president’s daughter. Guys like him prey on helpless girls who need him to get ahead in the movie industry or who are afraid of what he can do to his careers. Malia Obama would be like plutonium to a predator like that.
More likely that Malia was not his type.